Jobs

About CherryTrader
CherryTrader is a dynamic product company building a cutting-edge digital marketplace designed to transform the way users connect and trade online. As we continue scaling our platform, we are seeking a talented Backend Developer to join our engineering team and contribute to the development of robust, scalable backend systems.

Role Overview
As a Backend Developer at CherryTrader, you will play a key role in building and maintaining backend services and APIs for our platform. This role is ideal for a strong Junior or Middle-level developer who is passionate about backend technologies, system design, and writing clean, maintainable code in a collaborative environment.

Key Responsibilities

• Develop, test, and maintain backend services and APIs using Go (Golang)
• Collaborate with team members through Git and resolve merge conflicts efficiently
• Design and implement features using SOLID principles, design patterns, and Clean Architecture
• Work with SQL-based databases, writing optimized and reliable queries
• Build and integrate RESTful APIs for internal and external services
• Participate in code reviews and contribute to architectural discussions

Required Qualifications

• 1+ year of experience working with Go (Golang)
• Solid understanding of SQL databases and relational data modeling
• Practical experience with Git in a team environment, including resolving conflicts
• Familiarity with Clean Architecture, design patterns, and SOLID principles
• Experience developing and consuming REST APIs
• Strong problem-solving skills and attention to detail
• Ability to work effectively in a collaborative, remote-first team

Preferred Qualifications (Nice to Have)

• Experience with Google Cloud Platform (GCP)
• Hands-on knowledge of Google Cloud Spanner or other distributed SQL databases
• Understanding of microservices architecture
• Familiarity with gRPC

What We Offer

• Opportunity to work on a growing, high-impact marketplace product
• Collaborative and supportive engineering team
• Remote-first work culture with flexible working hours
• Competitive compensation based on experience and qualifications

At Promova, we’re redefining language education to make it accessible, personal, and effective for today’s fast-paced world. Our growing team of 170+ professionals is on a mission to connect people, bridge cultures, and empower lifelong learners-reaching every country except aggressor states (yes, even Antarctica).

We blend AI-driven innovation with human expertise to create tools that help people speak with confidence, embrace new cultures, and truly belong in any language. As part of our team, you’ll make a real impact, work in an environment built on care, quality, and creativity, and grow alongside a community that values progress.

With flexible work options, comprehensive benefits, and endless growth opportunities, Promova is more than a workplace - it’s a movement.
 

We are looking for a GoLang Engineer to join our dynamic Promova team. In this role, you’ll not only grow your skills but, most importantly, make a direct impact on Promova’s product development. Your work will enable us to launch new solutions more quickly, enhance existing systems, and ensure our team delivers maximum value to millions of learners worldwide.
 

YOUR AREA OF IMPACT:

• Developing backend solutions using Go + HTMX.
• Contributing to application and feature design.
• Driving the adoption of new technologies and development approaches.
• Identifying and implementing optimal technical solutions to balance quality and speed.
• Ensuring high-quality delivery by covering functionality with tests (since we have a lean backend team, test coverage is crucial for guaranteed reliability).
• Applying AI tools to improve development workflows and efficiency.

ABOUT YOU:

• 2+ years of commercial experience in Golang development.
• Strong proficiency in Go and backend development.
• Hands-on experience with AI tools such as JetBrains Junie and Claude Code.
• Confident in writing unit and integration tests.
• Familiarity with databases like MongoDB and PostgreSQL.
• A creative thinker with a problem-solving mindset who thrives in a fast-paced, product-focused environment.

WHAT WE OFFER:

• Take part in experiments and make decisions that have a direct impact on both the product and the business.
• The opportunity to directly influence the product’s technology and architecture.
• Work on a product with millions of users that continues to scale rapidly.
• A supportive and professional team is always ready to provide help and advice.
• A dynamic and fast-growing industry that offers continuous opportunities for personal and professional growth.

CORPORATE BENEFITS:

🎓Growth - offered to help develop your skills, advance your career, and reach your full potential: сompensation for additional training at external events and seminars; access to a large electronic library; paid online courses and conferences; Promova English Group; English Classes; Promova Speaking Club, and access to Promova Premium.

🧘🏼Wellbeing - offered to support your overall health, happiness, and resilience: work remotely from any safe location worldwide; flexible work schedule; 20 paid vacation days per year; an unlimited number of sick days medical insurance coverage; mental health support; power station reimbursement; employee discounts and special benefits for remote employees.

🏄🏼‍♂️Fun&Activities - offered to foster informal communication and strengthen social connections among teammates: remote team compensation for gathering and team-building episodes.

INTERVIEW PROCESS:

• Pre-screen with Recruiter (40 minutes)
• Test Task
• Interview with Tech Lead (1,5 hours)
• Bar-raising (1 hour)

If you’re ready to help reimagine language learning for today’s world, let’s do it together!

We are a fast-growing fintech scale-up on a mission to redefine how people invest. Our platform combines commission-free trading, exclusive access to alternative investments, and a seamless digital experience powered by cutting-edge technology.

Backed by strong institutional partnerships and driven by innovation, we focus on delivering:

• Zero-fee trading on global markets;
• Access to unique investment opportunities, including pre-IPO funds;
• A sleek, user-first platform with instant onboarding, biometric authentication, and Apple Pay deposits;
• Transparent, inclusive, and tech-driven investment solutions designed for modern investors.

We are scaling fast and looking for ambitious engineers who want to build impactful systems, experiment with new ideas, and grow in a product-first environment.

 

What You’ll Do

• Develop and scale high-performance microservices in Java and Go;
• Design and optimize systems for high capacity, low latency, and fault tolerance;
• Build integrations with payment providers, trading engines, and external APIs;
• Ensure security, reliability, and scalability across the platform;
• Collaborate with cross-functional teams (DevOps, QA, Product, Design) in an agile setup;
• Contribute to architecture decisions and continuously improve engineering best practices.
  
   

Requirements

• Strong experience with Java (Spring, Reactive) and Go;
• Proven background in distributed systems, APIs, and microservices;
• Exposure to fintech, trading, or payment systems is a big plus;
• Knowledge of scalable, fault-tolerant system design;
• Solid understanding of security practices (authentication, encryption, data protection);
• Experience with Docker, Kubernetes, and CI/CD pipelines;
• Professional English for daily collaboration and documentation.
  
   

What We Offer

• Remote-friendly setup with flexibility and ownership;
• Work with a modern tech stack and solve real fintech challenges at scale;
• A culture where innovation, autonomy, and impact come first;
• Opportunity to shape a fast-growing investment platform from the inside.
   

We're looking for a Golang Software Engineer to enhance our team.

Key Responsibilities:

• Develop a state-of-the-art real-time cross-selling platform;
• Take ownership of the backend, powering various user apps through our advanced gRPC-based microservice architecture;
• Engage in code reviews to uphold the highest quality standards in our platform and codebase;
• Lead in the design and development of the platform, prioritizing scalability and reliability.

Requirements:

• 5+ years of experience with Golang;
• Proficient in building Go applications, emphasizing resilience and uptime;
• Strong experience with gRPC, REST API, and backend testing;
• Well-versed in Agile methodologies, promoting teamwork and flexibility;
• Exceptional communication and problem-solving abilities;
• Spoken English at confident upper-intermediate level.

We offer:

• Maximum flexibility;
• Professional trainings, conferences and certifications;
• Corporate events and benefits;
• Professional literature;
• English courses.

We are seeking an experienced Senior Algo Quant Developer to join our innovative and fast-paced team, working to enhance our Algorithmic Trading Platform.

In this role, you will be instrumental in the architecture, development, and optimization of high-performance algorithmic trading strategies and systems. You will collaborate closely with quantitative researchers and engineers, implementing advanced algorithmic solutions to execute trades across global financial markets with minimal latency and maximal efficiency.

The ideal candidate has a solid background in algorithmic trading, quantitative finance, and high-performance computing, combined with expert-level skills in Python or Golang and distributed systems.

Project Stack

- Python, Java, Go, Rust
- Pandas, NumPy, FastAPI
- Kafka, gRPC
- PostgreSQL, Redis, ClickHouse
- Docker, Kubernetes, Ansible, Vault
- Prometheus, Grafana, ELK
- AWS, Linux

Requirements

- 5+ years of experience developing algorithmic trading systems or quantitative trading infrastructure.
- Expert proficiency in Python or Golang and significant experience developing low-latency systems.
- Solid understanding of algorithmic trading concepts including market microstructure, order book dynamics, execution strategies, and quantitative modelling.
- Proven expertise in developing, optimizing, and maintaining algorithmic trading engines and infrastructure.
- Strong experience with SQL and relational databases (Postgres, MySQL, etc.).
- Deep understanding of distributed systems, concurrency, and performance optimization.
- Ability to troubleshoot complex performance issues and identify root causes effectively.
- Strong knowledge of software engineering best practices, including rigorous testing and clean, maintainable code.
- Experience working in a startup environment.

Good to have

- Proficiency in additional programming languages: Java, Go, Rust, Scala.
- Hands-on experience with messaging and streaming frameworks (Kafka, RabbitMQ).
- Practical experience with column-oriented databases: ClickHouse, Vertica, Snowflake.
- Familiarity with NoSQL and distributed coordination systems: Redis, Zookeeper, Consul.
- Experience in cloud infrastructure and DevOps practices (AWS, Docker, Kubernetes).
- Previous mentoring or leadership experience.

Responsibilities

- Architect, develop, and enhance scalable, highly performant algorithmic trading systems and infrastructure.
- Optimize trading algorithms for minimal latency and maximal throughput.
- Collaborate with quantitative researchers to implement, test, and deploy advanced algorithmic strategies.
- Continuously improve system stability, scalability, and availability.
- Engage in R&D, exploring cutting-edge technologies to enhance trading capabilities.
- Maintain rigorous standards for coding, testing, and deployment processes.
- Mentor and support junior team members, fostering a culture of technical excellence and continuous learning.
- Proactively identify and implement improvements across the trading platform.

Terms

- Minimal bureaucracy, direct communication, and rapid decision-making processes.
- Opportunity to lead technological innovation in algorithmic trading with substantial impact on investment strategies.
- Collaborative, innovative, and dynamic working environment.

Good afternoon!
We have an open position on our team for a Senior Go Developer. We are looking for an experienced specialist with expertise in the following areas:

Backend Development with Go: implementation of business logic, building microservice architecture, integration with external services, working with databases.

Distributed Systems: design and maintenance of distributed and high-load systems, use of modern tools (Kubernetes, Kafka, gRPC), ensuring scalability and fault tolerance.

Who we are:

Adaptiq is a technology hub specializing in building, scaling, and supporting R&D teams for high-end, fast-growing product companies in a wide range of industries. 

About the Product: 

Gett is a technology platform solely focused on corporate Ground Transportation Management (GTM), a market worth over $90Bn globally. It is the GTM category leader, serving over a quarter of the Fortune 500 companies. 

Gett’s cloud-based software aggregates existing transportation providers (corporate fleet, ride-hailing, taxi, and limos) into one single platform, helping businesses manage all of their ground transportation spend, saving time and money. 

About the Role: 
We are building the global grid of ground transportation, embracing the entire world, connecting the dots, similar to telephone and internet grids. 

We are looking for a talented Go developer to join our collaborative and growing development team, a core team responsible for the main flows of the application that directly impact our end users. 

Key Responsibilities: 

• Full software development lifecycle of new applications - from technical design (together with architects and product managers), through implementation, and all the way to deployment and monitoring in production 
• Keeping production stable and working, having a dedicated team as a first line of support 
• Collaborating with other engineering teams to integrate systems and ensure smooth, reliable end-to-end experiences. 

• Improvement of technical health of existing services according to best practices from architects, infra team, or your own insights 

   

Required Competence and Skills:

• 5+ years of experience in backend software development (Python, Ruby, PHP, Go); 
• At least 2 years of experience with Golang;
• Experience in designing and implementing data-driven applications using relational (such as PostgreSQL, MySQL) and NoSQL (such as Redis) databases; 
• Experience with designing RESTful APIs and understanding the HTTP protocol; 
• Experience with Scrum / Agile development methodologies; 
• Experience in writing unit tests; 
• Good English communication skills, both verbal and written; 
• Understanding the business needs and providing optimal customer experience to our users. 
   

Nice to have:

• Experience in optimizing performance in relational databases;
• Experience with gRPC/protobuf; 
• Experience solving high-load problems;
• Experience with concurrent applications.
  
   

Why Us?

- We provide 20 days of vacation leave per calendar year (plus official national holidays of a country you are based in).

- We provide full accounting and legal support in all countries we operate.

- We utilize a fully remote work model with a powerful workstation and co-working space in case you need it.

- We offer a highly competitive package with yearly performance and compensation reviews.

Location: Remote
Type: Full-time (exclusive focus required, no concurrent or part-time jobs)
 

About Spell
Spell is building an MPC-powered crypto wallet with gaming features, using threshold signatures to deliver a secure and seamless Web3 experience. We’re a fast-moving, seed-funded startup looking for proactive engineers who take ownership and ship reliable infrastructure.
 

About the Role
You’ll own the backend that powers Spell’s wallet, building scalable and secure services that drive core functionality. 

Your work will include:

• Developing wallet backend services: transaction creation, validation, and lifecycle management.
• Implementing MPC/threshold signing flows across multiple networks.
• Integrating on- and off-chain protocols and services (swaps, bridges, staking).
• Aggregating blockchain and off-chain data for analytics and dashboards.
• Building APIs and data services for user features and internal monitoring.
• Ensuring service reliability, scalability, and security of cryptographic operations.

What We’re Looking For:

• Strong Golang skills and production backend experience.
• Hands-on with Postgres, Docker, Redis, Grafana.
• Solid SQL expertise (joins, aggregations, performance tuning); ClickHouse experience a plus.
• Web3 experience: transaction building, signing, and cross-chain differences.
• Familiarity with blockchain cryptography (ed25519, secp256k1).
• Experience integrating and maintaining third-party APIs.
• Ownership mindset, detail orientation, and comfort in a fast-paced startup.
• Strong communication and collaboration skills.

Intetics Inc., a leading American technology company specializing in custom software application development, distributed professional teams creation, software product quality assessment, and “all-things-digital” solutions, is looking for a Go Developer to join its innovative team.

We are looking for a Go Developer to join our team and contribute to projects in the healthcare domain. This role involves building, maintaining, and optimizing high-load backend services.

Responsibilities

• Design, develop, and maintain backend services using Go
• Work with large data sets, including EDI data handling
• Design and optimize databases (PostgreSQL)
• Work with containers and infrastructure (Docker)
• Participate in code reviews and propose improvements to architecture and processes

• Collaborate closely with cross-functional teams (engineering, QA, product)

   

Requirements

• Proven experience with Go programming
• Hands-on experience with PostgreSQL (or other SQL databases)
• Knowledge of Docker and containerized environments
• Experience with healthcare systems / material healthcare data is a strong advantage
• Good communication skills and ability to work in a distributed team
• upper-Intermediate English

Our engineering team is expanding and seeking a talented Golang Developer with a minimum production experience of 6 months to build backend web applications across diverse industries, including sports, healthcare, machine learning, fintech, hiring, and eCommerce.

Dive into the world of Golang development with us and be part of our journey to drive innovation using modern technologies and best practices.
 

What you'll be working on:

💻 Build REST APIs and applications with Go

✨ Assuring application stability with comprehensive unit and integration testing

🏗 Orchestrating app deployments using AWS

🏹 Crafting simple user interfaces for your APIs
 

Experience that will help you to do the job:

• Confident knowledge of Golang and Gin (or a similar framework)
• Familiarity with raw SQL queries, SQL query optimization, and database structure normalization
• Experience with AWS (services commonly used on the projects: S3, Lambda, Transcribe, ElasticBeanstalk, SQS, Bedrock, ElasticSearch)
• Knowledge of API documentation tools like Swagger or Postman
• Intermediate English level to be able communicate with team on the meetings
   

Experience that will be a plus:

• Deployment know-how on cloud platforms such as Google Cloud or Digital Ocean
• Knowledge in React (highly preferred) or other frontend frameworks
• Experience in setting up CI/CD pipelines
   

We care for our team, therefore we offer:

🚀 Interesting and challenging projects with modern technology stack

✅ Code reviews and constant feedback on your work

💪 Culture encouraging and promoting professional growth and development

💻 Modern working environment

💸 Competitive salary with review based on your results

⌚ Fully remote work in the team with well-established remote work processes (our team members located in 7+ different countries, and we encourage diversity)

🎤 English speaking clubs

🏖 Paid sick leave and vacation - 15 business days (21 calendar days) of annual vacation

👾 Online weekly team activities

🫶 Coverage of monthly psychologist support sessions

We are seeking a Golang Developer to join an innovative international platform (Cybersecurity) focused on high-performance backend services and real-time data processing.
We offer official employment in Ukraine with possibility of military deferment.
You will contribute to designing, developing, and scaling microservices in a modern cloud environment.
 

Requirements:

• 3+ years of commercial experience with Go
• Practical knowledge of databases (PostgreSQL, Redis)
• Experience with microservices architecture, Docker, Kubernetes
• Familiarity with CI/CD pipelines and cloud providers (AWS/GCP)
• Awareness of AI technologies and practical experience in integrating or supporting AI-driven solutions

• English: Upper-intermediate

   

We offer:

• Remote-first work with global teams
• Official employment in Ukraine (with possibility of military deferment)
• Long-term project.
• Growth opportunities and competitive salary

Please note that the position is only for candidates located in POLAND.

About the Product: 

Gett is a technology platform solely focused on corporate Ground Transportation Management (GTM), a market worth over $90Bn globally. It is the GTM category leader, serving over a quarter of the Fortune 500 companies. 

Gett’s cloud-based software aggregates existing transportation providers (corporate fleet, ride-hailing, taxi, and limos) into one single platform, helping businesses manage all of their ground transportation spend, saving time and money. 

About the Role: 

We are building the global grid of ground transportation, embracing the entire world, connecting the dots, similar to telephone and internet grids. 

We are looking for a talented Go developer to join our collaborative and growing development team, a core team responsible for the main flows of the application that directly impact our end users. 

Key Responsibilities: 

• Full software development lifecycle of new applications - from technical design (together with architects and product managers), through implementation, and all the way to deployment and monitoring in production 
• Keeping production stable and working, having a dedicated team as a first line of support 
• Collaborating with other engineering teams to integrate systems and ensure smooth, reliable end-to-end experiences. 
• Improvement of technical health of existing services according to best practices from architects, infra team, or your own insights 
  
   

Required Competence and Skills:

• 5+ years of experience in backend software development (C++, Java, C#, Python, Go, Ruby); 
• Experience in designing and implementing data-driven applications using relational (such as PostgreSQL, MySQL) and NoSQL (such as Redis) databases; 
• Experience with designing RESTful APIs and understanding the HTTP protocol; 
• Experience with Scrum / Agile development methodologies; 
• Experience in writing unit tests; 
• Good English communication skills, both verbal and written; 
• Understanding the business needs and providing optimal customer experience to our users. 
  
   

Nice to have:

• Experience developing in Golang;
• Experience in optimizing performance in relational databases;
• Experience with gRPC/protobuf; 
• Experience solving high-load problems;

Experience with concurrent applications.
 

We are seeking a pragmatic Platform Engineer to join our client’s engineering team and help design and deliver Kubernetes-native solutions with a strong focus on reliability, simplicity, and developer experience.

The client is a European technology company working on cloud infrastructure products. Their mission is to help enterprises gain more control over their data and infrastructure by providing secure, reliable, and compliance-ready alternatives to traditional hyperscaler environments. The role involves building Kubernetes-native components and platform tools that enable enterprise customers to operate in highly regulated industries while meeting strict standards such as GDPR, ISO 27001, and DORA.

Requirements:

• 4+ years of professional software engineering experience
• 2+ years hands-on with Go (Golang) (concurrency, interfaces, tooling)
• Hands-on Kubernetes: API machinery, CRDs, informers, RBAC, Services/Networking.
• Experience building operators/controllers with controller-runtime (or equivalent)
• Strong knowledge of Linux services and debugging in containerized environments
• Solid testing discipline (unit, property/fuzz preferred) and debugging
• Observability mindset: experience with Prometheus, Grafana
• Strong Git workflow, code review practices, and GitOps habits
• Upper-Intermediate English and higher

Nice to have:

• Knowledge of Kubernetes networking (CNI, eBPF basics, TCP/IP, NAT, VPN/WireGuard)
• Familiarity with admission webhooks, mutating/validating pipelines
• Exposure to Helm, Argo CD, Flux and GitOps workflows
• Security-minded engineering: container hardening, image signing/SBOM
• Understanding of compliance expectations (GDPR, ISO 27001, DORA)

Responsibilities:

• Design and ship Kubernetes-native components: controllers, operators, admission webhooks
• Build safe reconcilers with health-gated rollouts, idempotent updates, and clear status/metrics
• Own CI/CD pipelines, automated testing, and release engineering
• Collaborate with platform, security, and product teams to turn requirements into clean APIs and production-ready code
• Ensure solutions are reliable, secure, and maintainable for EU-based enterprise deployments
• Write high-quality documentation and provide examples for both users and internal teams

We offer:

• Vacation (up to 20 working days)
• Paid sick leaves (10 working days)
• National Holidays as paid time off (11 days)
• Online English courses
• Accountant assistance and legal support
• Flexible working schedule, remote, office-based or hybrid format
• Direct cooperation with the customer
• Challenging projects in diverse business domains and a variety of tech stacks
• Online/offline teambuildings
• Volunteering culture development and support

About Us We are a leading Israeli IT company with 15 years of market experience and 8 years in Ukraine. Officially registered in Ukraine, Israel, and Estonia, we employ over 100 professionals worldwide. Specializing in successful startup collaboration, we offer services across e-commerce, Fintech, logistics, and healthcare.

Our client , a pioneer in the field of identity data solutions, is revolutionizing how businesses confidently identify their customers and prospects across multiple touchpoints. Whether it’s through websites, applications, or physical locations, they provide innovative ways for their partners to interact with and understand their audiences. We are seeking a Senior Golang Developer to join the team. If you have a passion for working in AdTech and thrive in a dynamic, growth-oriented environment, this is the opportunity for you!

Key Requirements:
🔹 5+ years of professional experience with Golang;
🔹 Proven experience in the AdTech industry;
🔹 Hands-on experience with pre-bid and DSP technologies;
🔹 Strong understanding of building and maintaining high-performance systems;
🔹Ability to work effectively both independently and as part of a team;
🔹 English – Upper-Intermediate or higher.

What you will do:
🔹 Develop and maintain high-performance backend systems using Golang;
🔹 Work on innovative identity verification technologies to improve client interaction experiences;
🔹 Collaborate with cross-functional teams to design and implement scalable and reliable solutions;
🔹 Take ownership of the pre-bid and DPS (Dynamic Price Setting) processes to optimize client campaigns;
🔹 Continuously improve system architecture and processes to meet evolving business needs.

Interview stages:
🔹 HR Interview;
🔹 Tech interview;
🔹 Test task;
🔹 Final interview;
🔹 Reference check;
🔹 Offer.

Why Join Us?
🔹 Be part of a friendly international team, working together on interesting global projects;
🔹 Enjoy many chances to grow, learn from mentors, and work on projects that make a real difference;
🔹 Join a team that loves fresh ideas and supports creativity and new solutions;
🔹 Work closely with clients, building great communication skills and learning directly from their needs;
🔹 Thrive in a workplace that values your needs, offering flexibility and a good balance between work and life.

Location: Hybrid, Wrocław (Poland)

Technical Requirements

• Strong, hands-on expertise with Go (Golang) – mandatory.
• Solid experience with gRPC, covering API design and implementation.
• Good understanding of Kubernetes concepts: sidecar pattern, stateful services, deployments.
• Basic knowledge of Istio and service mesh architectures.
• Familiarity with cryptographic concepts (DEKs, KEKs, envelope encryption).
• Background working with RDBMS for persistence and metadata storage.
• Ability to work autonomously and take responsibility for deliverables.
• Commitment to secure software development best practices.

Nice to have:

• Python development experience.
• Practical exposure to SAP BTP services, especially KMS.
• Experience with highly available and fault-tolerant systems.
• Knowledge of observability practices and tools.

Required Technical Skills: Golang, Kubernetes
Preferred Technical Skills: Python, SAP BTP

Main Responsibilities

• Build and maintain Go-based microservices, including a sidecar and central gateway service.
• Create efficient, low-latency APIs with gRPC for inter-service communication.
• Work in a Kubernetes-based environment, applying sidecar, stateful services, deployments, and API extensions.
• Support observability and collaborate on Istio service mesh integration.
• Implement cryptographic APIs/SDKs to handle DEKs, KEKs, envelope encryption, and secure caching.
• Use RDBMS for metadata and key material persistence.
• Integrate SAP BTP services (especially KMS) to ensure secure operations.
• Deliver clean, maintainable, and secure code according to best practices.

About the Project

As a Golang Developer, you’ll take part in building secure, high-performance services in a Kubernetes ecosystem, focusing on scalability, reliability, and security.